累计运行时间
Cumulative running time
以上为机器翻译结果,长、整句建议使用 人工翻译 。
迄今为止,东方红三号系列卫星累计运行时间已近30年,积累了相当可观的故障数据。
By now, the working hours of DFH - 3 serial satellites had totalled up to nearly 30 years.
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具有运行时间计数器,亦可包含燃烧器的每一种燃料运行的累计时间。
There is an integrated operating hour counter, which also totals the burner's operating hours for each fuel.
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